Rockwell · Electronic Components
R6551AP
Asynchronous Communications Interface Adapter (ACIA)
Part NumberR6551AP
ManufacturerRockwell
AvailabilityAvailable to order — request a quote
Specifications
NSN5962-01-167-1656 (NSN)
Federal Item NameMICROCIRCUIT,DIGITAL
Operating Temp Range+0.0 TO 70.0 CELSIUS
Design Function1 MICROPROCESSOR
Enclosure ConfigurationDUAL-IN-LINE
Enclosure MaterialPLASTIC
Features ProvidedASYNCHRONOUS AND PROGRAMMABLE
Body Height0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM
Body Width0.530 INCHES MINIMUM AND 0.550 INCHES MAXIMUM
Body Length1.440 INCHES MINIMUM AND 1.470 INCHES MAXIMUM
Federal Supply Class5962 — Microcircuits, Electronic
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is R6551AP available?
We can source R6551AP even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is R6551AP by Rockwell obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If R6551AP has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like R6551AP?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for R6551AP?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.